Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378348 | Method for the production of a thermoplastic polyoxazolidinone | Sohajl Movahhed, Stefan Westhues, Daniel Thiel, Aurel Wolf, Christoph Guertler | 2025-08-05 |
| 11512164 | Composite material comprising a polyurethane-polyacrylate resin matrix | Nicolas Stoeckel, Marcel Schornstein, Guobin Sun | 2022-11-29 |
| 11427671 | Method for the production of thermoplastic polyoxazolidinone polymers | Carsten Koopmans, Christoph Guertler, Elena Frick-Delaittre, Aurel Wolf, Joachim Simon +3 more | 2022-08-30 |
| 11370874 | Method for the production of thermoplastic polyoxazolidone polymers | Carsten Koopmans, Christoph Guertler, Aurel Wolf, Elena Frick-Delaittre, Claudine Rangheard +1 more | 2022-06-28 |
| 11345775 | Polyurethane foams based on polyethercarbonate polyols | Bert Klesczewski, Jörg Hofmann, Karsten Malsch, Nicole Welsch, Klaus Lorenz +1 more | 2022-05-31 |
| 11299577 | Method for the production of thermoplastic polyoxazolidinone polymers | Carsten Koopmans, Christoph Guertler, Aurel Wolf, Elena Frick-Delaittre, Claudine Rangheard +1 more | 2022-04-12 |
| 11098154 | Flame-retardant phosphorus-functional polyether carbonate polyol and method for production thereof | Thomas Mueller, Christoph Guertler, Muhammad Afzal Subhani, Burkhard Koehler, Walter Leitner | 2021-08-24 |
| 10662314 | Method for producing polyether carbonate polyols | Jörg Hofmann, Hartmut Nefzger | 2020-05-26 |
| 10421836 | Process for purifying polycarbonate polyols and purifying apparatus therefor | Jörg Hofmann, Stefanie Braun, Matthias Wohak, Cyrus Ahmadzade-Youssefi, Jürgen Bausa | 2019-09-24 |
| 10233298 | Polyurethane foams based on polyether carbonate polyols | Bert Klesczewski, Jörg Hofmann | 2019-03-19 |
| 10125217 | Method for producing polyether carbonate polyols | Jörg Hofmann, Hans-Georg Pirkl, Hartmut Nefzger, Matthias Wohak, Stefanie Braun +3 more | 2018-11-13 |
| 10106641 | Mixtures of polyether carbonate polyols and polyether polyols for producing polyurethane soft foams | Bert Klesczewski, Jörg Hofmann | 2018-10-23 |
| 10040901 | Method for producing polyether carbonate polyols | Jörg Hofmann, Stefanie Braun, Aurel Wolf, Michael Traving | 2018-08-07 |
| 9957352 | Use of urethane alcohols for preparing polyether carbonate polyols | Jörg Hofmann, Monika Heinz, Hartmut Nefzger, Bert Klesczewski, Thomas Ernst Müller +2 more | 2018-05-01 |
| 9815965 | Method for producing polyether carbonate polyols | Jörg Hofmann, Hartmut Nefzger | 2017-11-14 |
| 9714216 | Use of urethane alcohols for preparation of polyether polyols | Jörg Hofmann, Hartmut Nefzger, Monika Heinz, Bert Klesczewski, Klaus Lorenz | 2017-07-25 |